Home / 13,261.90-19,889.76-5,862.33

Finding the Fourth Proportional to 13,261.90, 19,889.76 and 5,862.33

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Solution

The fourth proportional to 13,261.90, 19,889.76 and 5,862.33 is: 8,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261.90 : 19,889.76 = 5,862.33 : x
  2. Step 2: Convert to fraction form
    13,261.90/19,889.76 = 5,862.33/x
  3. Step 3: Cross multiply
    13,261.90x = 19,889.76 × 5,862.33
  4. Step 4: Simplify right side
    13,261.90x = 116,600,336.74
  5. Step 5: Solve for x
    x = 116,600,336.74/13,261.90
  6. Step 6: Final answer
    x = 8,792.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.